small fix heh

ASP.NET/Controllers/SimulationController.cs

@@ -24,7 +24,7 @@ namespace TCC.Controllers
         }
 
         [HttpGet("json")]
-        public async Task<IActionResult> GetHarmonicProgression([FromQuery] int n)
+        public async Task<IActionResult> GetJsonResponse()
         {
             return Ok(new { message = "Hello World!" });
         }